TWM643790U - Extractable cooling fan module and electronic device including same - Google Patents

Abstract

The present invention mainly discloses an extractable heat dissipation fan module, which is arranged in a casing of an electronic device and allows it to be pulled out from the casing. According to the design of the present invention, the extractable cooling fan module mainly includes: a rectangular frame, a filter element arranged in the rectangular frame and a plurality of cooling fans, wherein the filter element has a tongue. Therefore, in the case that the extractable cooling fan module is arranged in the casing, the used filter element can be extracted from the rectangular frame by pulling the tongue, and then another new filter element can be inserted into the rectangular frame. On the other hand, the entire extractable cooling fan module can also be pulled out from the casing, then the abnormally working cooling fan is removed, and a new cooling fan is replaced, and then the extractable cooling fan module is pushed into the casing.

Description

Extractable cooling fan module and electronic device including same

The present invention relates to the related technical field of cooling fans, in particular to an extractable cooling fan module.

As known, computer systems include: desktop computers, notebook computers, all-in-one computers, industrial computers, server hosts, video game hosts, and the like. It should be known that the aforementioned computer systems are equipped with at least one cooling fan to assist the electronic chips and/or electronic modules inside the case to dissipate heat. FIG. 1 is a schematic perspective view of a conventional computer system. As shown in FIG. 1 , a conventional computer system 1a includes: a casing 11a, necessary electronic components 12a and a plurality of cooling fans 13a, wherein the necessary electronic components 12a include a processor chip, a graphics chip, a DRAM module and a hard disk device. It should be known that when the computer system 1a is working normally, the electronic components 12a will generate hot air during the process of processing/transmitting data, and the plurality of cooling fans 13a operate to discharge the hot air out of the casing 11a.

Information engineers who are familiar with the design and manufacture of any computer system 1a must know that at least one outer surface of the casing 11a will be dug with a plurality of ventilation holes (vent holes), and an exhaust side of the cooling fan 13a faces at least one of the ventilation holes, so that the cooling fan 13a can discharge hot air from the casing 11a through the ventilation holes. However, practical experience points out that the conventional computer system 1a with the structure shown in Figure 1 has defects and deficiencies, which are organized as follows:

(1) After being used for a period of time, fluff and dust will be embedded in some of the ventilation holes, and these fluff and dust will prevent the heat dissipation fan 13a from passing through the ventilation holes to discharge hot air from the casing 11a.

(2) After being used for a period of time, one or more cooling fans 13a will not be able to operate normally due to damaged parts. At this time, the engineer has to open the entire casing 11a to replace the cooling fan 13a, which is quite inconvenient.

From the above description, it can be seen that the existing computer system with multiple cooling fans has practical defects that need to be improved. Therefore, the inventors of this new model tried their best to research and invent, and finally developed and completed a kind of extractable cooling fan module of this new model.

The main purpose of the present invention is to provide an extractable heat dissipation fan module, which is arranged in a housing of an electronic device and allows it to be drawn out from the housing. According to the design of the present invention, the extractable cooling fan module mainly includes: a rectangular frame, a filter element arranged in the rectangular frame and a plurality of cooling fans, wherein the filter element has a tongue. Therefore, in the case that the extractable cooling fan module is arranged in the casing, the used filter element can be extracted from the rectangular frame by pulling the tongue, and then another new filter element can be inserted into the rectangular frame. On the other hand, the entire extractable cooling fan module can also be pulled out from the casing, then the abnormally working cooling fan is removed, and a new cooling fan is replaced, and then the extractable cooling fan module is pushed into the casing.

In order to achieve the above purpose, the present invention proposes an embodiment of the extractable cooling fan module, which is arranged in a casing of an electronic device, and includes: A rectangular frame has a plate, an upper bent plate connected to the top side of the plate, and a lower bent plate connected to the bottom side of the plate, and the upper bent plate, the plate and the lower bent plate enclose an accommodating groove; a filter element is arranged in the accommodating groove; and a plurality of cooling fans are arranged adjacent to a first side of the plate, so that each of the cooling fans faces the filter element with its air outlet side, and faces the inside of the casing with its air inlet side; A second side of the plate faces a side plate of the casing, the second side and the first side are two opposite sides of the plate, the plate is provided with a plurality of first ventilation holes, and the side plate is provided with a plurality of second ventilation holes; wherein, the front end of the filter is provided with a tongue, and the filter can be taken out from the accommodating groove by pulling the tongue.

In one embodiment, the rectangular frame further includes: a loading board disposed on the first side of the board and connected to the lower bent board so that the plurality of cooling fans are disposed on the board; and a front panel disposed on the board and connected to the upper bent board.

In one embodiment, the front panel is provided with an opening and a first locking part, and a top side of the front panel is provided with a first pivoting part.

In one embodiment, a circuit board is disposed on the carrier board, a plurality of electrical connectors are disposed on the circuit board, and the plurality of cooling fans are respectively coupled to the plurality of electrical connectors through a plurality of cables.

In a feasible embodiment, the extractable heat dissipation fan module described in the present invention further includes: a cover plate having a second pivotal portion pivotally connected with the first pivotal portion; and A first locking piece is screwed into the first locking portion through the cover plate, so that the cover plate is combined with the front panel, and covers the opening and a front notch of the accommodating groove.

In one embodiment, after the first locking member is unscrewed from the first locking portion and then the cover plate is rotated at an angle to expose the front notch of the accommodating groove, the filter element can be taken out from the accommodating groove by dragging the tongue piece.

In one embodiment, a front panel of the casing is provided with a front opening, so that the extractable cooling fan module is disposed in the casing through the front opening.

In one embodiment, the front panel has a second locking portion located in the front opening, so that a second locking member passes through the front panel and is screwed into the second locking portion.

In one embodiment, after the second locking member is screwed out from the second locking portion, the second locking member is dragged to remove the extractable cooling fan module from the casing.

In one embodiment, the circuit board is electrically connected to a main board disposed in the case, and a micro switch is disposed in the case and electrically connected to a fan control chip disposed on the main board.

In one embodiment, a control part of the micro switch is located in the front opening, and after the withdrawable heat dissipation fan module is placed in the casing, the front panel pushes and presses the control part, so that the micro switch is switched from an open state to an open state, thereby enabling the fan to control the chip drive and control the plurality of heat dissipation fans to operate.

Moreover, the present invention also provides an embodiment of an electronic device, which includes a case and a main board arranged on the case, wherein a front plate of the case is provided with a front opening; it is characterized in that it further includes the extractable heat dissipation fan of the present invention as described above, and the extractable heat dissipation fan module passes through the front opening and is arranged in the case.

1a: Computer system

11a: Chassis

12a: Electronic components

13a: cooling fan

1: extractable cooling fan module

11: Rectangular frame

111: storage tank

112: The first ventilation hole

11P: board

11U: upper bending plate

11L: Lower bending plate

11S: Loading board

11R: Ribs

12: filter element

121: tongue

13: cooling fan

15: Circuit board

16: Electrical connector

17: The first locking piece

18: Second locking piece

1F: Front panel

1F1: opening

1F2: The first locking part

1F3: The first pivot joint

1C: Cover

1C1: Second pivot joint

1M: micro switch

1M1: Control Department

2: Electronic device

21: Chassis

21S: side panel

21V: second vent

21F: Front panel

21O: front opening

21FF: Second locking part

1 is a schematic perspective view of a conventional computer system; FIG. 2A is a first perspective view of an electronic device comprising a withdrawable cooling fan module of the present invention; FIG. 2B is a second perspective view of an electronic device comprising a withdrawable cooling fan module of the present invention; FIG. Stereoscopic view; FIG. 4A is a three-dimensional exploded view of the extractable heat dissipation fan module shown in FIG. 3A; FIG. 4B is a three-dimensional exploded view of the extractable heat dissipation fan module shown in FIG. 3B; FIG.

In order to more clearly describe the extractable cooling fan module proposed by the present invention and the electronic device including it, the preferred embodiments of the present invention will be described in detail below with reference to the drawings.

Please refer to FIG. 2A , FIG. 2B and FIG. 2C , which are respectively the first, second and third perspective views of an electronic device including an extractable cooling fan module of the present invention. As shown in Fig. 2A, Fig. 2B and Fig. 2C, the electronic device 2 may be but not limited to a server, a switch, a road A router, a gateway, an industrial computer, a desktop computer, an all-in-one computer, a smart TV, or a projector, and it includes a casing 21 and a motherboard arranged in the casing 21 . Wherein, a front plate 21F of the casing 21 is provided with a front opening 21O, so that the extractable cooling fan module 1 of the present invention can pass through the front opening 21O and be installed in the casing 21 .

3A and 3B are respectively the first and second perspective views of an extractable cooling fan module of the present invention. Moreover, FIG. 4A is an exploded perspective view of the extractable cooling fan module shown in FIG. 3A , and FIG. 4B is an exploded perspective view of the extractable cooling fan module shown in FIG. 3B . According to the design of the present invention, the extractable cooling fan module 1 includes: a rectangular frame 11, a filter element 12, a plurality of cooling fans 13, a cover plate 1C, a circuit board 15, a plurality of electrical connectors 16, a first locking member 17, and a second locking member 18. As shown in FIG. 4A and FIG. 4B , the rectangular frame 11 includes: a plate 11P, an upper bent plate 11U, a lower bent plate 11L, a loading plate 11S, and a front panel 1F, wherein the upper bent plate 11U is connected to the top side of the plate 11P, and the lower bent plate 11L is connected to the bottom side of the plate 11P.

According to the design of the present invention, a plurality of ribs 11R connect the upper bent plate 11U and the lower bent plate 11L, thereby enclosing an accommodating groove 111 together with the upper bent plate 11U, the plate 11P and the lower bent plate 11L, so that the filter element 12 can be disposed in the accommodating groove 111. On the other hand, the supporting plate 11S is disposed on a first side of the panel 11P and connected to the lower bent panel 11L. Moreover, a second side of the panel 11P faces a side panel 21S of the casing 21, the second side and the first side are two opposite sides of the panel 11P, the panel 11P is provided with a plurality of first ventilation holes 112, and the side panel 21S is provided with a plurality of second ventilation holes 21V.

In more detail, the front panel 1F is disposed on the carrier board 11S and connected to the upper bent board 11U. Moreover, the front panel 1F is provided with an opening 1F1 and a first locking portion 1F2 , and the top side of the front panel 1F is provided with a first pivoting portion 1F3 . As shown in FIGS. 2A to 4B , the cover plate 1C has a second pivot portion 1C1 pivotally connected to the first pivot portion 1F3 . It should be noted that the first locking member 17 is screwed into the first locking portion 1F2 through the cover plate 1C, so that the cover plate 1C is coupled to the front panel 1F, and covers the opening 1F1 and a front notch of the accommodating groove 111 .

As shown in FIG. 2A to FIG. 4B , the plurality of cooling fans 13 are arranged on the supporting plate 11S, so that each cooling fan 13 faces the filter element 12 with its air outlet side, and faces the inside of the casing 21 with its air inlet side. Further, the circuit board 15 is disposed on the carrier board 11S, and the plurality of electrical connectors 16 are disposed on the circuit board 15, so that the plurality of cooling fans 13 can be respectively coupled to the plurality of electrical connectors 16 through a plurality of cables. It is supplemented that the circuit board 15 is electrically connected to a main board disposed in the case 21 , and a micro switch 1M is disposed in the case 21 and electrically connected to a fan control chip disposed on the main board.

Continue to refer to FIGS. 2A to 4B , and please also refer to FIGS. 5A and 5B , which are respectively the third and fourth perspective views of the extractable cooling fan module of the present invention. As shown in FIGS. 2A to 5B , since the filter 12 has a tongue 121, when the withdrawable cooling fan module 1 is installed in the casing 21, the first locking member 17 can be screwed out from the first locking portion 1F2 and then the cover 1C is rotated at an angle to expose the front opening of the receiving groove 111, and then the tongue 121 is pulled to remove the filter 12 from the receiving groove 111. Afterwards, the filter element 12 can be put back into the accommodating tank 111 after removing the lint and dust on the filter element 12 . Of course, after taking out the used filter element 12 , another new filter element 12 can also be directly placed into the accommodating groove 111 .

In more detail, the front panel 21F of the casing 21 has a second locking portion 21FF located in the front opening 21O. Therefore, after putting the withdrawable cooling fan module 1 into the casing 21 , the second locking member 18 can be screwed into the second locking portion 21FF through the front panel 1F, thereby fixing the withdrawable cooling fan module 1 . On the contrary, when wanting to take out the entire set of the removable cooling fan module 1 from the casing 21, the second locking member 18 must be screwed out from the second locking portion 21FF first, and then the second locking member 18 must be pulled to remove the removable cooling fan module 1 from the casing 21. At this time, the abnormal cooling fan 13 can be removed, and then a new cooling fan 13 can be replaced, and then the extractable cooling fan module 1 can be pushed back into the casing 21 . It should be noted that a control part 1M1 of the micro switch 1M is located in the front opening 21O. Therefore, after the withdrawable heat dissipation fan module 1 is pushed back into the casing 21, the front panel 1F pushes and presses down the control part 1M1, so that the microswitch 1M is switched from an open state to an open state, thereby enabling the fan control chip to drive and control the plurality of heat dissipation fans 13 to operate.

In this way, the above has completely and clearly described the extraction type cooling fan module of the present invention. It must be emphasized that the above detailed description is a specific description of the feasible embodiment of the new model, but the embodiment is not used to limit the patent scope of this model, and any equivalent implementation or modification that does not deviate from the technical spirit of the new model should be included in the patent scope of this case.

1: extractable cooling fan module

1M1: Control Department

2: Electronic device

21: Chassis

21S: side panel

21V: second vent

21F: Front panel

21O: front opening

21FF: Second locking part

Claims (13)

A withdrawable heat dissipation fan module is arranged in a casing of an electronic device, and includes: a rectangular frame with a plate, an upper bent plate connected to the top side of the plate, and a lower bent plate connected to the bottom side of the plate, and the upper bent plate, the plate and the lower bent plate enclose an accommodating groove; a filter element is arranged in the accommodating groove; The fan faces the filter element with its one air outlet side, and faces the inside of the casing with its one air inlet side; wherein, a second side of the plate faces a side plate of the casing, the second side and the first side are two opposite sides of the plate, the plate is provided with a plurality of first ventilation holes, and the side plate is provided with a plurality of second ventilation holes; wherein, a tongue is provided on the front end of the filter, and the filter can be taken out from the accommodating slot by pulling the tongue. The extractable cooling fan module as described in Claim 1, wherein the rectangular frame further includes: a bearing plate disposed on the first side of the plate and connected to the lower bent plate so that the plurality of cooling fans are disposed on the bearing plate; and a front panel disposed on the bearing plate and connected to the upper bent plate. The withdrawable cooling fan module as described in claim 2, wherein the front panel is provided with an opening and a first locking part, and the top side of the front panel is provided with a first pivotal part. The withdrawable cooling fan module as described in claim 3, wherein a circuit board is disposed on the carrier board, a plurality of electrical connectors are disposed on the circuit board, and the plurality of cooling fans are respectively coupled to the plurality of electrical connectors through a plurality of cables. The withdrawable heat dissipation fan module as described in claim 4 further includes: a cover plate having a second pivotal portion pivotally connected to the first pivotal portion; and a first locking member screwed into the first locking portion through the cover plate so that the cover plate is coupled to the front panel and covers the opening and a front notch of the accommodating groove. The withdrawable heat dissipation fan module as described in claim 5, wherein after the first locking member is screwed out from the first locking portion and then the cover plate is rotated at an angle to expose the front notch of the accommodating slot, the filter element can be taken out from the accommodating slot by dragging the tongue. The withdrawable heat dissipation fan module as described in Claim 6, wherein a front plate of the case is provided with a front opening, so that the withdrawable heat dissipation fan module is disposed in the case through the front opening. The withdrawable cooling fan module as claimed in claim 7, wherein the front panel has a second locking portion located in the front opening, so that a second locking member is screwed into the second locking portion through the front panel. The extractable cooling fan module as described in claim 8, wherein after the second locking member is screwed out from the second locking portion, the second locking member is dragged to remove the extractable cooling fan module from the casing. The withdrawable cooling fan module as described in claim 8, wherein the circuit board is electrically connected to a main board disposed in the housing, and a micro switch is disposed in the housing and electrically connected to a fan control chip disposed on the main board. The withdrawable heat dissipation fan module as described in claim 10, wherein a control part of the micro switch is located in the front opening, and after the withdrawable heat dissipation fan module is placed in the casing, the front panel pushes down on the control part to switch the micro switch from an open state to an open state, thereby enabling the fan control chip to drive and control the plurality of heat dissipation fans to operate. An electronic device, comprising a casing and a main board arranged on the casing, wherein a front plate of the casing is provided with a front opening; it is characterized in that it further includes a withdrawable heat dissipation fan module as described in any one of claim 1 to claim 11, and the withdrawable heat dissipation fan module is arranged in the casing through the front opening. The electronic device as described in claim 12, wherein the electronic device is any one selected from the group consisting of servers, switches, routers, gateways, industrial computers, desktop computers, all-in-one computers, smart TVs, and projectors.

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